Could be a caching issue - I've changed my name very often on Meta, and have never encountered this
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PëkkaNov 24 '11 at 19:31

I had this problem again on StackOverflow there's 10 minutes. Perhaps one of the following reasons: I replaced to other fields in my profile this afternoon. I had a big activity too. And 3 or 4 people came to my profile.
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GG.Nov 24 '11 at 19:35